Feature●Purpose: Convenient ruler to make drawing technical drawings simple.●Specifications: Measurement marks on the 4 sides of this products.●Specifications: ML-15 comes with a øv0.04 - 0.4 inch (1 - 10 mm) protractor.●Material: Main Body: Plastic + Roller Portion: BrassDescription
Product Description
Heavy and slip resistant metal roller.
The proportion scale is also precision with a single pitch.
Amazon.com Review
●スリップしにくい金属ローラーを採用